Traffic control and the radar that scans our skies and i've seen it many times in the u.s. and in u.s. for u.s. airports they get come play scene and just don't see it. >> it's interesting, miles, there's so much fascination with looking forward when will you find it, where will you find it. it will take time. it's frustrating. you really should be looking back. after air france they said you should have a longer battery life on the black box. after air france they said you should have it float to the surface as it does in military aircraft. after 9/11 we said we'll never be able to be taken b...